Pentax SMC-F 70-210mm f/4-5.6 MTF data
Having trouble understanding these graphs? Read a guide to understanding them here.
Photodo MTF score: 3.4
Effective focal length: 71 - 203
Weighted MTF for 70 mm: f4 0.68. f8 0.78
Weighted MTF for 135 mm: f4.5 0.68. f8 0.82
Weighted MTF for 210 mm: f5.6 0.73. f8 0.79
Average Weighted MTF: 0.76 Grade: 3.4
Weighted MTF 10 lp/mm: 0.85
Weighted MTF 20 lp/mm: 0.70
Weighted MTF 40 lp/mm: 0.47
Distortion: % - %
photodo Stats
1102 lenses
428 MTF tests
74 in-depth photodo reviews
100+ users join each day
Help the lens community by reviewing or rating a lens today via our lens search
428 MTF tests
74 in-depth photodo reviews
100+ users join each day
Help the lens community by reviewing or rating a lens today via our lens search